CN215725599U - Wall thickness measuring device for quartz reinforced composite material cover body - Google Patents
Wall thickness measuring device for quartz reinforced composite material cover body Download PDFInfo
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- CN215725599U CN215725599U CN202122173173.1U CN202122173173U CN215725599U CN 215725599 U CN215725599 U CN 215725599U CN 202122173173 U CN202122173173 U CN 202122173173U CN 215725599 U CN215725599 U CN 215725599U
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Abstract
The utility model discloses a wall thickness measuring device for a quartz reinforced composite material cover body, and belongs to the technical field of wall thickness measurement. The wall thickness measuring device includes a support arm and a measurement assembly. The supporting arm is of a U-shaped structure. The measuring assembly comprises a digital display dial indicator and a clamping rod, the digital display dial indicator is inserted into one end of the supporting arm, the clamping rod is inserted into the other end of the supporting arm so as to clamp the side wall of the cover body, a measuring head and the clamping rod of the digital display dial indicator are coaxially arranged, and the measuring head and the clamping rod of the digital display dial indicator are nonmetal structural members. The wall thickness measuring device provided by the embodiment of the utility model not only can conveniently realize the measurement of the wall thickness of the cover body, but also can prevent the electrical property of the material of the wall thickness measuring device from being polluted in the measuring process.
Description
Technical Field
The utility model belongs to the technical field of wall thickness measurement, and particularly relates to a wall thickness measuring device for a quartz reinforced composite material cover body.
Background
The quartz reinforced composite material has good electrical property and low thermal expansion coefficient, is widely applied due to low cost, excellent mechanical property, dielectric property and thermal property, and is often used as a reinforcing material for a cover body of a radome.
The inner cavity of the cover body (hereinafter referred to as the cover body) of the radome is generally deep, the cover body is integrally conical, the requirement on the precision of the wall thickness of the side wall is strict, no good detection measuring tool exists in the actual production and processing process, the detection measuring tool can only be ensured by adopting a numerical control machine tool processing program, no measured value of the wall thickness exists, and the condition of the wall thickness of a part cannot be truly reflected. In addition, the requirement on the electrical property is strict, the electrical property is not damaged, the electrical property is required not to be contacted with a metal part in the measurement process, and the electrical property of the cover body quartz reinforced composite material is prevented from being polluted due to the fact that the cover body quartz reinforced composite material is contacted with metal ions, so that the performance index of the cover body is prevented from being influenced.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects or the improvement requirements of the prior art, the utility model provides a wall thickness measuring device for a quartz reinforced composite material cover body, which aims to conveniently measure the wall thickness of the cover body and avoid the electrical property of the material of the cover body from being polluted.
The utility model provides a wall thickness measuring device for a quartz reinforced composite material cover body, which comprises a supporting arm and a measuring component, wherein the supporting arm is arranged on the wall thickness measuring device;
the supporting arm is of a U-shaped structure;
the measuring assembly comprises a digital display dial indicator and a clamping rod, the digital display dial indicator is inserted into one end of the supporting arm, the clamping rod is inserted into the other end of the supporting arm to clamp the side wall of the cover body, a measuring head of the digital display dial indicator and the clamping rod are coaxially arranged, and the measuring head of the digital display dial indicator and the clamping rod are all non-metal structural members.
Optionally, a first limit screw is inserted into one end of the support arm, and the first limit screw is in threaded fit with the support arm to press the digital display dial indicator.
Optionally, a second limit screw is inserted into the other end of the support arm, and the second limit screw is in threaded fit with the support arm to press against the outer peripheral wall of the clamping rod.
Optionally, the support arm has a plurality of lightening holes, and the plurality of lightening holes are symmetrically arranged along the central axis of the support arm.
Optionally, the surface of the support arm has a corrosion resistant layer.
Optionally, the measuring head of the digital display dial indicator is a ruby structural member.
Optionally, the clamping bar is a nylon structural member.
Optionally, the support arm is a steel structural member.
The technical scheme provided by the embodiment of the utility model has the following beneficial effects:
according to the wall thickness measuring device for the cover body made of the quartz reinforced composite material, when the wall thickness of the cover body of the radome made of the quartz reinforced composite material is measured, firstly, a measuring head of the digital display dial indicator is contacted with a clamping rod, so that the digital display dial indicator is cleared. Then, press from both sides the lateral wall of the cover body between the measuring head and the supporting rod of digital display percentage table, rock the support arm, read the minimum reading of digital display percentage table at the in-process of rocking, this reading is the wall thickness of the cover body promptly to realize the measurement to the wall thickness of the cover body conveniently.
And because the measuring head and the clamping rod of the digital display dial indicator are all non-metal structural parts, the electrical property of the cover body can not be damaged.
That is to say, the wall thickness measuring device provided by the embodiment of the utility model not only can conveniently realize the measurement of the wall thickness of the cover body, but also can prevent the electrical property of the material of the wall thickness measuring device from being polluted in the measuring process.
Drawings
FIG. 1 is a schematic structural diagram of a wall thickness measuring device for a quartz-reinforced composite mask body according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an embodiment of the utility model showing the use of a wall thickness measuring device for a quartz reinforced composite shell.
The symbols in the drawings represent the following meanings:
1. a support arm; 11. a first limit screw; 12. a second limit screw; 13. lightening holes; 2. a measurement assembly; 21. a dial indicator is digitally displayed; 211. a measuring head; 212. a dial plate; 213. a fixed tube; 22. a clamping rod; 100. a cover body.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Fig. 1 is a schematic structural diagram of a wall thickness measuring device for a quartz reinforced composite cover body according to an embodiment of the present invention, and as shown in fig. 1, the wall thickness measuring device includes a support arm 1 and a measuring assembly 2.
The support arm 1 is a U-shaped structure.
The measuring assembly 2 comprises a digital display dial indicator 21 and a clamping rod 22, the digital display dial indicator 21 is inserted into one end of the supporting arm 1, the clamping rod 22 is inserted into the other end of the supporting arm 1 to clamp the side wall of the cover body 100, a measuring head 211 of the digital display dial indicator 21 and the clamping rod 22 are coaxially arranged, and the measuring head 211 of the digital display dial indicator 21 and the clamping rod 22 are all non-metal structural members.
When the wall thickness of the cover body 100 of the radome made of the quartz reinforced composite material is measured, firstly, a measuring head 211 of the digital display dial indicator 21 is contacted with a clamping rod 22, so that the digital display dial indicator 21 is cleared. Then, the side wall of the cover body 100 is clamped between the measuring head 211 of the digital display dial indicator 21 and the clamping rod 22 (see fig. 2), the supporting arm 1 is shaken, the minimum reading of the digital display dial indicator 21 is read in the shaking process, and the reading is the wall thickness of the cover body 100, so that the measurement of the wall thickness of the cover body 100 is conveniently realized.
And because the measuring head 211 and the clamping rod 22 of the digital display dial indicator 21 are all non-metal structural parts, the electrical property of the cover body 100 cannot be damaged.
That is to say, the wall thickness measuring device provided by the embodiment of the present invention not only can conveniently measure the wall thickness of the cover body 100, but also can prevent the electrical properties of the material itself from being polluted during the measurement process.
In this embodiment, one end of the supporting arm 1 is inserted with a first limit screw 11, and the first limit screw 11 is in threaded fit with the supporting arm 1 to press the digital display dial indicator 21.
In the above embodiment, the first stopper screw 11 functions to fix the display dial indicator 21.
Exemplarily, the digital display percentage table 21 includes a dial 212, a fixed tube 213 and a measuring head 211, the dial 212 is fixed at the top end of the fixed tube 213, the measuring head 211 is movably inserted into the bottom end of the fixed tube 213, the fixed tube 213 is inserted into one end of the support arm 1 and penetrates through the support arm 1, and the right end of the first limit screw 11 abuts against the fixed tube 213, so as to fix the digital display percentage table 21.
Similarly, the other end cartridge of support arm 1 has second stop screw 12, and second stop screw 12 and support arm 1 screw-thread fit to the periphery wall of roof pressure supporting rod 22, thereby through the fixed supporting rod 22 of second stop screw 12. In addition, the coaxial arrangement of the measuring head 211 and the clamping rod 22 can be ensured by the clamping limit of the first limit screw 11 and the second limit screw 12.
With continued reference to fig. 1, the support arm 1 has a plurality of lightening holes 13, and the plurality of lightening holes 13 are symmetrically arranged along the central axis of the support arm 1, thereby reducing the weight of the support arm 1.
In addition, the surface of the support arm 1 has an anticorrosive layer.
Illustratively, the corrosion protection layer may be a dry paint, which is sprayed by plastic spraying.
In this embodiment, the support arm 1 is a steel structure, so as to increase the resistance and facilitate bearing.
Illustratively, the measuring head 211 of the digital display dial indicator 21 may be a ruby structural member and the clamping rod 22 may be a nylon structural member, so as to avoid damaging the electrical properties of the cover 100 itself.
The advantages of the present device are briefly described below:
1. the wall thickness measuring device is simple in structure and convenient to operate. The side wall of the quartz reinforced composite material cover body 100 is positioned between the measuring head 211 of the digital display dial indicator 21 and the clamping rod 22, the wall thickness measuring device is held by a hand, the wall thickness measuring device is slightly shaken, the minimum reading value of the dial indicator is taken, the wall thickness measurement of the quartz reinforced composite material cover body 100 is completed, and the operation steps are simple.
2. The contact surface of the wall thickness measuring device and the quartz reinforced composite material cover body 100 adopts the measuring head 211 of ruby and the clamping rod 22 of nylon, so that the precision is high, the rigidity is good, the wall thickness measuring device is in non-metal contact, and the quartz reinforced composite material is not polluted.
3. The wall thickness measuring device adopts a large-range digital display dial indicator 21, the wall thickness dimension is directly read, the read value error is avoided, and the wall thickness measuring range can be measured in a large range.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the utility model, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A wall thickness measuring device for a quartz-reinforced composite mantle, characterized in that the wall thickness measuring device comprises a support arm (1) and a measuring assembly (2);
the supporting arm (1) is of a U-shaped structure;
the measuring component (2) comprises a digital display dial indicator (21) and a clamping rod (22), the digital display dial indicator (21) is inserted into one end of the supporting arm (1), the clamping rod (22) is inserted into the other end of the supporting arm (1) to clamp the side wall of the cover body (100), a measuring head (211) of the digital display dial indicator (21) and the clamping rod (22) are coaxially arranged, and the measuring head (211) of the digital display dial indicator (21) and the clamping rod (22) are all non-metal structural members.
2. The wall thickness measuring device for the quartz reinforced composite cover body according to claim 1, wherein a first limit screw (11) is inserted into one end of the supporting arm (1), and the first limit screw (11) is in threaded fit with the supporting arm (1) so as to press the dial indicator (21).
3. The wall thickness measuring device for the quartz-reinforced composite cover according to claim 1, wherein a second limit screw (12) is inserted into the other end of the support arm (1), and the second limit screw (12) is in threaded engagement with the support arm (1) to press against the outer peripheral wall of the clamping rod (22).
4. A wall thickness measuring device for a quartz-reinforced composite shell according to any one of claims 1 to 3, characterized in that the support arm (1) has a plurality of lightening holes (13), and the plurality of lightening holes (13) are arranged symmetrically along the central axis of the support arm (1).
5. A wall thickness measuring device for a quartz-reinforced composite shell according to any one of claims 1 to 3, characterized in that the surface of the support arm (1) is provided with a corrosion protection layer.
6. The device for measuring the wall thickness of the quartz-reinforced composite cover according to any one of claims 1 to 3, wherein the measuring head (211) of the digital display dial indicator (21) is a ruby structure.
7. The wall thickness measuring device for the quartz-reinforced composite mask body according to any one of claims 1 to 3, wherein the clamping rods (22) are nylon structural members.
8. A wall thickness measuring device for a quartz-reinforced composite shell according to any one of claims 1 to 3, characterized in that the support arm (1) is a steel structural part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122173173.1U CN215725599U (en) | 2021-09-08 | 2021-09-08 | Wall thickness measuring device for quartz reinforced composite material cover body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122173173.1U CN215725599U (en) | 2021-09-08 | 2021-09-08 | Wall thickness measuring device for quartz reinforced composite material cover body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215725599U true CN215725599U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122173173.1U Active CN215725599U (en) | 2021-09-08 | 2021-09-08 | Wall thickness measuring device for quartz reinforced composite material cover body |
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| CN (1) | CN215725599U (en) |
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2021
- 2021-09-08 CN CN202122173173.1U patent/CN215725599U/en active Active
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